Surgical microscope



FIG. 1 is a perspective view of a first embodiment of a surgical microscope of our new design;

FIG. 2 is a front elevation view of the surgical microscope of FIG. 1;

FIG. 3 is a rear elevation view of the surgical microscope of FIG. 1;

FIG. 4 is a right side elevation view of the surgical microscope of FIG. 1;

FIG. 5 is a left side elevation view of the surgical microscope of FIG. 1;

FIG. 6 is a top plan view of the surgical microscope of FIG. 1; and,

FIG. 7 is a bottom plan view of the surgical microscope of FIG. 1.

The broken lines depict portions of the surgical microscope which form no part of the claimed design. 

CLAIM The ornamental design for a surgical microscope, as shown and described. 